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	<title>标签</title>
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		p{
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			height: 100px;
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		span{
			display:block;
			width: 200px;
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		img{
			width: 200px;
			height: 50px;
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<body>
	<!-- 行块 -->
	<!-- 1:是否独立占一行 -->
	<!-- 2:是否可以设置宽高 -->
	<p>学并思</p>
	<p>学并思</p>
	<p>学并思</p>
	<span>学并思</span>
	<span>学并思</span>
	<span>学并思</span>
	<span>学并思</span>
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	<!-- 行内块级标签 -->
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